a-a a-b a-i aaa aab aag aai aam aan aas ab- aba abb abg abi abm abn abs ag- aga agb agg agi agm agn ags ai- aia aib aig aii aim ain ais ama amb amg ami amm amn ams an- ana anb ang ani anm ann ans as- asa asb asg asi asm asn ass baa bab bag bai bam ban bas bba bbb bbg bbi bbm bbn bbs bga bgb bgg bgi bgm bgn bgs bi- bia bib big bii bim bin bis bma bmb bmg bmi bmm bmn bms bna bnb bng bni bnn bns bsa bsb bsg bsi bsm bsn bss gaa gab gag gai gam gan gas gba gbg gbi gbm gbn gbs gga ggb ggg ggi ggm ggn ggs gia gib gig gii gim gin gis gma gmb gmg gmi gmm gmn gms gna gnb gni gnm gnn gns gsa gsb gsg gsi gsm gsn gss ia- iaa iab iag iai iam ian ias iba ibb ibg ibi ibm ibn ibs iga igb igg igi igm ign igs iia iib iii iim iin iis im- ima imb img imi imm imn ims in- ina inb ing ini inm inn ins is- isa isb isg isi ism isn iss maa mab mag mai mam man mas mba mbb mbg mbi mbm mbs mga mgb mgi mgm mgn mgs mi- mia mib mig mii mim min mis mma mmb mmg mmi mmm mmn mms mna mnb mng mni mnm mnn mns msa msb msg msi msm msn mss n-i naa nab nag nai nam nan nas nba nbb nbg nbi nbm nbn nbs nga ngb ngg ngi ngm ngn ngs nia nib nig nii nim nin nis nma nmb nmg nmi nmm nmn nms nna nnb nng nni nnm nnn nns nsa nsb nsg nsi nsm nsn nss saa sab sag sai sam san sas sba sbb sbg sbi sbm sbn sbs sga sgb sgg sgi sgm sgn sgs sia sib sig sii sim sin sis sma smb smg smi smm smn sms sna snb sng sni snm snn sns ss- ssa ssb ssg ssi ssm ssn sss